1. Vacuum hoses 2. Laying 3. A hose of the system catching fuel vapors 4. Casing of a butterfly valve 5. Wire of the sensor of provision of a butterfly valve 6. Wire 7. The pipe connecting a throttle to the air filter

8. Roundabout hose of cooling liquid 9. Air hose 10. Roundabout hose of cooling liquid 11. Rope of a butterfly valve 12. Accelerator rope 13. A hose of the system catching fuel vapors 14. Temperature sensor of system of recirculation of final gases.

Functioning of vacuum ports of a throttle – 4-cylinder models

Name of port

Idling

Other modes

Р

there is no vacuum

vacuum

Е

there is no vacuum

vacuum

R

there is no vacuum

there is no vacuum

Check

PERFORMANCE ORDER

1. Examine the lever mechanism, it has to function smoothly and not jam.

2. Start the engine, in turn disconnect vacuum hoses from a throttle. Check whether there is a vacuum idling and at higher turns. Compare results of check to data of the table Functioning of Vacuum Ports of a Throttle – 4-cylinder models.

3. Remove an airintaking pipe and check a throttle for existence of a deposit and dirt. If necessary wash out a throttle special solution for cleaning of carburetors.

Replacement

PERFORMANCE ORDER

1. Disconnect a wire of the minus plug of the accumulator.

2. Remove the airintaking pipe connecting the throttle case to the air filter.

3. Disconnect an accelerator rope from the lever of a butterfly valve.

4. Disconnect hoses and wires from a throttle casing.

5. Disconnect a wire from the sensor of provision of a butterfly valve.